54015490 has 16 divisors (see below), whose sum is σ = 97314048. Its totient is φ = 21587056.

The previous prime is 54015473. The next prime is 54015497. The reversal of 54015490 is 9451045.

It is not an unprimeable number, because it can be changed into a prime (54015497) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16749 + ... + 19711.

It is an arithmetic number, because the mean of its divisors is an integer number (6082128).

Almost surely, 2^54015490 is an apocalyptic number.

54015490 is a deficient number, since it is larger than the sum of its proper divisors (43298558).

54015490 is a wasteful number, since it uses less digits than its factorization.

54015490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4793.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 54015490 is about 7349.5231137809. The cubic root of 54015490 is about 378.0124525819.

The spelling of 54015490 in words is "fifty-four million, fifteen thousand, four hundred ninety".